Map
General Information
| Postal Area | Cardiff |
| Postcode | CF1 1SN |
| User Type | Large (more than 25 items of mail per day) |
| Region | — |
| Country | Wales |
| Local authority | Cardiff |
| Introduction Date | 1981-06-01 |
| Termination Date | 1981-12-01 |
Geographic Information
| Latitude | 51.4806760 |
| Longitude | -3.1735750 |
| Easting | 318600 |
| Northing | 176400 |
| Quality | Postcode terminated prior to Gridlink® initiative, last known ONS postcode grid reference |